a{
    text-decoration: none;
    color: black;
}

input{
    outline: none;
    border: none;
}

ul{
    list-style: none;
}

*{
    margin: 0;
    padding: 0;
}

.clearfix::after{
    content: "";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

*{
    box-sizing: border-box;
}